Brain Anatomy: Cerebral Hemispheres and Lobes

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Questions and Answers

What is the primary function of gray matter in the CNS?

  • To facilitate the transmission of nerve impulses
  • To regulate body temperature
  • To provide structural support to the brain
  • To consist of dense collections of unmyelinated fibers and cell bodies (correct)

Which neurotransmitter is primarily involved in the regulation of mood and sleep?

  • Acetylcholine
  • Serotonin (correct)
  • Norepinephrine
  • Dopamine

What is the function of the substantia nigra?

  • Regulation of the autonomic nervous system
  • Regulation of pain transmission
  • Regulation of movement and fine motor control (correct)
  • Regulation of mood and sleep

Which region of the brain is involved in the regulation of emotions and behavior?

<p>Hypothalamus (C)</p> Signup and view all the answers

What is the primary function of norepinephrine?

<p>Regulation of the autonomic nervous system (C)</p> Signup and view all the answers

Which neurotransmitter is involved in the regulation of pain transmission?

<p>Enkephalin (C)</p> Signup and view all the answers

What is the primary function of the dorsal horn of the spinal cord?

<p>Regulation of pain transmission (C)</p> Signup and view all the answers

Which region of the brain is involved in the regulation of muscle tone and coordination?

<p>Cerebellum (D)</p> Signup and view all the answers

What is the primary function of GABA?

<p>Inhibition of neuronal activity (C)</p> Signup and view all the answers

Which region of the brain is divided into four regions?

<p>Cerebral cortex (D)</p> Signup and view all the answers

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